Twinhammer nozzle wedge

1. A nozzle holder for affixing a spray nozzle to a percussive tool, the nozzle holder comprising:

an arcuate wall having a first arcuate surface engageable around the percussive tool, and a second arcuate surface opposing the first arcuate surface;

a protruding body that protrudes radially outwardly from the second arcuate surface relative to a longitudinal axis of the arcuate wall; and

a concave recess that is formed in the protruding body and receives the spray nozzle, wherein the concave recess is angled inwardly toward the longitudinal axis of the arcuate wall;

wherein the protruding body has a concave wall that defines the concave recess, and a hollow cavity that opposes the concave wall and is open to the first surface of the arcuate wall.

2. The nozzle holder according to claim 1 , wherein the nozzle holder has a first end and a second end, the arcuate wall extends between the first end and the second end, and the protruding body is angled inwardly toward the longitudinal axis from the second end toward the first end.

3. The nozzle holder according to claim 2 , wherein the protruding body has a radial wall located at the first end of the nozzle holder, an end surface opposite the radial wall at the second end of the nozzle holder, and a semi-cylindrical wall that extends axially between the radial wall and the end surface.

4. The nozzle holder according to claim 3 , wherein the radial wall has a radial surface that extends perpendicularly relative to the longitudinal axis, and the end surface is angled outwardly from the longitudinal axis toward the first end of the nozzle holder, wherein the radial wall has a nozzle retaining surface that opposes the radial surface and defines a first end of the concave recess, the nozzle retaining surface being perpendicular to the semi-cylindrical wall.

5. The nozzle holder according to claim 3 , wherein the radial wall defines a notch that has a smaller radius relative to a radius of the concave recess.

6. The nozzle holder according to claim 1 , wherein the nozzle holder is detachable from the percussive tool.

7. The nozzle holder according to claim 1 , wherein the nozzle holder is formed of a rubber polymer material or thermoplastic material.

8. The nozzle holder according to claim 1 further comprising a plurality of longitudinal slots that extend parallel to the longitudinal axis and are configured to receive a fastener therethrough.

9. The nozzle holder according to claim 1 , wherein the concave recess is angled between 0 degrees and 30 degrees.

10. A spray dust suppression system for a percussive tool having a first longitudinal axis, the spray dust suppression system comprising:

a spray nozzle;

a nozzle holder body having an arcuate surface that engages around an exterior surface of the percussive tool, and a pocket opposing the arcuate surface that receives the spray nozzle, wherein the pocket is angled inwardly relative to a longitudinal axis of the arcuate surface; and

at least one fastener that is configured to both maintain engagement between the nozzle holder body and the exterior surface of the percussive tool, and retain the spray nozzle within the pocket;

the spray nozzle being configured to spray a cone-shaped stream of fluid, wherein the spray nozzle is press-fitted in the pocket;

wherein the nozzle holder body has a radial wall at an end of the pocket and an open end opposite the radial wall, and the spray nozzle has a radial surface that engages against the radial wall in the longitudinal direction; and

wherein the radial wall defines a notch having a radius that is less than a radius of the pocket, and the spray nozzle has a tip end received by the notch, and wherein the radial wall has a nozzle retaining surface that is engagable with the radial surface of the spray nozzle, and an end surface that opposes the nozzle retaining surface and is engageable with a corresponding radially protruding surface of the percussive tool.

11. The spray dust suppression system according to claim 10 , wherein the pocket has a concave recess that opens in a direction opposing the arcuate surface.

12. The spray dust suppression system according to claim 10 , wherein the nozzle holder body and the at least one fastener are detachable from the percussive tool.

13. The spray dust suppression system according to claim 10 , wherein the at least one fastener is a strap and the nozzle holder body defines a plurality of slots through which the strap is received, wherein the plurality of slots includes a first slot arranged adjacent a first side of the pocket and a second slot arranged adjacent a second side of the pocket opposite the first side, and wherein when assembled, the strap extends over the pocket.

14. The spray dust suppression system according to claim 10 , further comprising:

a ring member arranged adjacent the spray nozzle and opposite the radial surface of the spray nozzle, the ring member engaging against the nozzle holder body in the longitudinal direction; and

a hose connected to the spray nozzle.

15. The spray dust suppression system according to claim 10 , wherein the concave recess is angled between 0 degrees and 30 degrees, and wherein the nozzle holder body is formed of a rubber polymer material or thermoplastic material.

16. A nozzle holder for affixing a spray nozzle to a percussive tool, the nozzle holder comprising:

an arcuate wall having a first arcuate surface engageable around the percussive tool, and a second arcuate surface opposing the first arcuate surface;

a protruding body that protrudes radially outwardly from the second arcuate surface relative to a longitudinal axis of the arcuate wall; and

a concave recess that is formed in the protruding body and receives the spray nozzle, wherein the concave recess is angled inwardly toward the longitudinal axis of the arcuate wall;

wherein the nozzle holder has a first end and a second end, the arcuate wall extends between the first end and the second end, and the protruding body is angled inwardly toward the longitudinal axis from the second end toward the first end;

wherein the protruding body has a radial wall located at the first end of the nozzle holder, an end surface opposite the radial wall at the second end of the nozzle holder, and a semi-cylindrical wall that extends axially between the radial wall and the end surface; and

wherein the radial wall has a radial surface that extends perpendicularly relative to the longitudinal axis, and the end surface is angled outwardly from the longitudinal axis toward the first end of the nozzle holder, wherein the radial wall has a nozzle retaining surface that opposes the radial surface and defines a first end of the concave recess, the nozzle retaining surface being perpendicular to the semi-cylindrical wall.